feat(core): add logLevel config (#5423)

Author: chenjiahan

packages/core/src/cli/index.ts

@@ -24,7 +24,7 @@ export async function runCLI(): Promise<void> {
     npm_execpath.includes('npx-cli.js') ||
     npm_execpath.includes('.bun')
   ) {
-    console.log();
+    logger.log();
   }
 
   logger.greet(`  ${`Rsbuild v${RSBUILD_VERSION}`}\n`);

packages/core/src/createRsbuild.ts

@@ -167,6 +167,10 @@ export async function createRsbuild(
     ? await options.rsbuildConfig()
     : options.rsbuildConfig || {};
 
+  if (config.logLevel) {
+    logger.level = config.logLevel;
+  }
+
   applyEnvsToConfig(config, envs);
 
   const resolvedOptions: ResolvedCreateRsbuildOptions = {

packages/core/src/types/config.ts

@@ -1775,6 +1775,14 @@ export interface RsbuildConfig extends EnvironmentConfig {
    * @default `process.cwd()`
    */
   root?: string;
+  /**
+   * Specify the log level.
+   * - 'info': show 'info', 'start', 'success', 'ready', 'warn' and 'error' logs.
+   * - 'warn': show 'warn' and 'error' logs.
+   * - 'error': only show 'error' logs.
+   * @default 'info'
+   */
+  logLevel?: 'info' | 'warn' | 'error';
   /**
    * Options for local development.
    */